Transaction Hygiene and Fees

9 min readinteractiveIncludes quiz · 8 questions

Sending a Bitcoin transaction is like mailing a letter — you need to get the address right because there is no return-to-sender. The fee you pay is like postage: pay more for faster delivery, pay less and wait longer.

Keep your payments safe, private, and cheap. Use fresh addresses, pick the right fee, and always verify on your device screen before sending.

Simple definitions (plain English):

  • •Fee (sat/vB): What you pay miners to include your tx. Measured in satoshis per virtual byte. Higher sat/vB = faster.
  • •Mempool: The public waiting room for transactions before they get into a block.
  • •RBF (Replace-By-Fee): Resend the same transaction with a higher fee to speed it up (only if you opted in).
  • •CPFP (Child-Pays-For-Parent): Spend your stuck transaction’s change with a high fee so miners include both.
  • •Change output: The "leftover" sent back to yourself as a new coin (UTXO).
  • •Dust: Coins so tiny they cost more to spend than they’re worth.
  • •SegWit/Bech32 (bc1…): Modern address format that lowers fees and reduces errors.

Picking the right fee (fast vs cheap):

1) Decide your target: next block (~10m), within an hour, or later today. 2) Check a mempool explorer for suggested sat/vB. 3) Choose priority in your wallet: High/Medium/Low often maps to those targets. 4) If not urgent, wait for low‑traffic times (often weekends) to save money.

Privacy & hygiene essentials:

Lower your fees smartly:

  • •Use SegWit/Taproot outputs (bc1…); they shrink tx size.
  • •Batch payments: multiple recipients in one tx = fewer bytes overall.
  • •Consolidate tiny UTXOs on quiet weekends so future sends are cheaper.
  • •Use Lightning for small, instant payments and avoid on‑chain fees.

Fixing stuck transactions (step‑by‑step):

RBF: If your wallet shows the tx as replaceable, use “Increase fee/Bump fee,” pick a higher sat/vB, and resend.

CPFP: If RBF isn’t available, spend the change output from the stuck tx with a high fee; miners include both together.

Rebroadcast: If your tx was dropped from some nodes, rebroadcast from your wallet or your own node.

Safety checklist before sending:

  • •Scan QR but still confirm first and last 4 characters.
  • •Check the exact amount (BTC or sats) and the network fee.
  • •Confirm the receive address on your hardware device screen.
  • •For large amounts, send a $5 test first, then the rest after one confirmation.
Fee Selection
Fee Selection
Key Takeaway

Always send a small test transaction before sending large amounts. Check fee estimates on mempool.space before transacting. Patience during high-fee periods can save you significant money.

Test Your Knowledge

8 questions · Passing score: 75%

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